APTROCK vs smark lock
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
APTROCK
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This app is used with the NFC smart lock provided by 4quad (www.4quad.com), which has no battery, no charging, high security, easy to use. With this APP you can manage multiple locks, quickly Lock & UnLock the lock, manage lock passwords, read & write the NDEF information etc.
smark lock
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Screenshots
Verdict
APTROCK and smark lock are too close to call on the numbers: across 6 compared parameters โ price, update cadence, ads and in-app purchases among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
APTROCK ships an update every 3 months, smark lock every 4 months. The most recent releases landed on May 16, 2026 and September 9, 2026 respectively.
| Parameter | APTROCK | smark lock |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months โ better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details โ not scored | ||
| Size | 48 MB | 40 MB |
| Age rating | 4+ | 17+ |
| Developer | Sixiangxian Enterprise Development (Shanghai) Co., Ltd. | ้ ็ |
In-app purchases
APTROCK
No in-app purchases
smark lock
No in-app purchases
